Pith Number

pith:PPTW3WG2

pith:2013:PPTW3WG2G3DWTO4KIU7T7CLAUS

not attested not anchored not stored refs pending

Word Emdeddings through Hellinger PCA

R\'emi Lebret, Ronan Collobert

arxiv:1312.5542 v3 · 2013-12-19 · cs.CL · cs.LG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PPTW3WG2G3DWTO4KIU7T7CLAUS}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Cited by

1 paper in Pith

Revisiting PCA for time series reduction in temporal dimension

Receipt and verification

First computed	2026-05-18T00:53:24.852007Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7be76dd8da36c769bb8a453f3f8960a49607280a00edbe48421c96de8f9ade44

Aliases

arxiv: 1312.5542 · arxiv_version: 1312.5542v3 · doi: 10.48550/arxiv.1312.5542 · pith_short_12: PPTW3WG2G3DW · pith_short_16: PPTW3WG2G3DWTO4K · pith_short_8: PPTW3WG2

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/PPTW3WG2G3DWTO4KIU7T7CLAUS \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 7be76dd8da36c769bb8a453f3f8960a49607280a00edbe48421c96de8f9ade44

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ef25371674f49d687560ec161ca18d85f308ce97ef034b42288d099557375281",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2013-12-19T13:31:11Z",
    "title_canon_sha256": "d8ce1634be542fdf1f2ab299af98dc31ca43b3d326267f96766f1bf03c222e47"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.5542",
    "kind": "arxiv",
    "version": 3
  }
}